Patch for Debian bug #469635

Always call _unix_getpwnam() consistent with the value of the 'nis'
option, so that we only grab from the backends we're expecting.

Authors: Quentin Godfroy <godfroy@clipper.ens.fr>

Upstream status: should be submitted

Index: pam.deb/modules/pam_unix/pam_unix_passwd.c
===================================================================
--- pam.deb.orig/modules/pam_unix/pam_unix_passwd.c
+++ pam.deb/modules/pam_unix/pam_unix_passwd.c
@@ -551,7 +551,7 @@
 		return PAM_USER_UNKNOWN;
 	} else {
 		struct passwd *pwd;
-		_unix_getpwnam(pamh, user, 1, 1, &pwd);
+		_unix_getpwnam(pamh, user, 1, on(UNIX_NIS, ctrl), &pwd);
 		if (pwd == NULL) {
 			pam_syslog(pamh, LOG_DEBUG,
 				"user \"%s\" has corrupted passwd entry",